package io.github.enbool.security;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.oauth2.config.annotation.web.configuration.EnableResourceServer;
import org.springframework.security.oauth2.config.annotation.web.configuration.ResourceServerConfigurerAdapter;
import org.springframework.security.oauth2.config.annotation.web.configurers.ResourceServerSecurityConfigurer;
import org.springframework.security.oauth2.provider.expression.OAuth2WebSecurityExpressionHandler;



@Configuration
@EnableResourceServer
public class ResourceServerConfiguration extends ResourceServerConfigurerAdapter {

	private static final String RESOURCE_ID = "rest_api";
	
	@Autowired
    private OAuth2WebSecurityExpressionHandler expressionHandler;	
	
	@Override
	public void configure(ResourceServerSecurityConfigurer resources) {
		resources.resourceId(RESOURCE_ID).stateless(true).expressionHandler(expressionHandler);
	}
	
	@Override
	public void configure(HttpSecurity http) throws Exception {
		
		http
			.authorizeRequests()
			.antMatchers("/v2/api-docs", "/swagger-resources/configuration/ui", "/swagger-resources", 
					"/webjars/springfox-swagger-ui/**", "/swagger-resources/configuration/security", "/swagger-ui.html").permitAll()
			.antMatchers("/users/resetPassword", "/users/register", "/users/exist").permitAll()
			.antMatchers("/api/**", "/oauth/token").permitAll()
			.antMatchers("/ws/**").permitAll()
		.and()
			.csrf().disable()
			.sessionManagement().sessionCreationPolicy(SessionCreationPolicy.IF_REQUIRED);
	}
}
